[5] As part of its 2025–2029 Capital Program, the MTA has proposed making the station wheelchair-accessible in compliance with the Americans with Disabilities Act of 1990.

The two express tracks, used by the A train during daytime hours, are on a lower level beneath the station and are not visible from the platforms.

[8] The station once had a southern mezzanine with exits to 153rd Street, but it is now closed and used as a MTA New York City Transit facility.

[10] The tile colors were designed to facilitate navigation for travelers going away from Lower Manhattan.

[11][12] This station has pairs of staircases leading to the northwestern, northeastern, and southwestern corners of St. Nicholas Avenue and West 155th Street.